Product comparison · 2 cpus

HP Intel Xeon E5-2643 V2 vs HP Xeon E5-2620 v2 6C 2.1GHz

46specifications compared
12differ
34identical
6known for one product only

Key differences

The HP Intel Xeon E5-2643 V2 has 1.4 GHz more processor base frequency than the HP Xeon E5-2620 v2 6C 2.1GHz (3.5 GHz vs 2.1 GHz). The HP Intel Xeon E5-2643 V2 has 0.8 GT/s more system bus rate than the HP Xeon E5-2620 v2 6C 2.1GHz (8 GT/s vs 7.2 GT/s). The HP Intel Xeon E5-2643 V2 has 1.2 GHz more processor boost frequency than the HP Xeon E5-2620 v2 6C 2.1GHz (3.8 GHz vs 2.6 GHz). Processor model: E5-2643V2 on the HP Intel Xeon E5-2643 V2, E5-2620V2 on the HP Xeon E5-2620 v2 6C 2.1GHz. Processor operating modes: 32-bit, 64-bit on the HP Intel Xeon E5-2643 V2, 64-bit on the HP Xeon E5-2620 v2 6C 2.1GHz.

Processor model
- Intel Xeon E5-2643 V2:E5-2643V2
- Xeon E5-2620 v2 6C 2.1GHz:E5-2620V2
Processor base frequency
- Intel Xeon E5-2643 V2:3.5 GHz
- Xeon E5-2620 v2 6C 2.1GHz:2.1 GHz
System bus rate
- Intel Xeon E5-2643 V2:8 GT/s
- Xeon E5-2620 v2 6C 2.1GHz:7.2 GT/s
Processor operating modes
- Intel Xeon E5-2643 V2:32-bit, 64-bit
- Xeon E5-2620 v2 6C 2.1GHz:64-bit
Processor boost frequency
- Intel Xeon E5-2643 V2:3.8 GHz
- Xeon E5-2620 v2 6C 2.1GHz:2.6 GHz
Processor cache
- Intel Xeon E5-2643 V2:25 MB
- Xeon E5-2620 v2 6C 2.1GHz:15 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2643 V2:130 W
- Xeon E5-2620 v2 6C 2.1GHz:80 W
VID Voltage Range
- Intel Xeon E5-2643 V2:0.6 - 1.3 V
- Xeon E5-2620 v2 6C 2.1GHz:0.6 - 1.30 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2643 V2, Xeon E5-2620 v2 6C 2.1GHz
52 specifications	A HP Intel Xeon E5-2643 V2 View product	B HP Xeon E5-2620 v2 6C 2.1GHz View product
Processor9 differ
Processor family	Intel® Xeon® E5 V2 Family	Intel® Xeon® E5 V2 Family
Processor modelDiffers	E5-2643V2	E5-2620V2
Processor base frequencyDiffers	3.5 GHz	2.1 GHz
Processor cores	6	6
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithography	22 nm	22 nm
Component for	Server/workstation	Server/workstation
Processor threads	12	12
System bus rateDiffers	8 GT/s	7.2 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor boost frequencyDiffers	3.8 GHz	2.6 GHz
Processor cacheDiffers	25 MB	15 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	130 W	80 W
VID Voltage RangeDiffers	0.6 - 1.3 V	0.6 - 1.30 V
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	59.7 GB/s	51.2 GB/s
Memory1 differ
Maximum internal memory supported by processor	768 GB	768 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333,1600,1866 MHz	800,1066,1333,1600 MHz
Memory channels	Quad-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
PCI Express slots version	3.0	3.0
Supported instruction sets	AVX	AVX
Physical Address Extension (PAE)	Yes	Yes
Scalability	2S	2S
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Processor special features1 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	Yes
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Secure Key	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Operational conditions1 differ
TcaseDiffers	74 °C	71 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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